diff --git a/tb/shinTest/gen_pkt.py b/tb/shinTest/gen_pkt.py
index b682d6a..dc96d58 100755
--- a/tb/shinTest/gen_pkt.py
+++ b/tb/shinTest/gen_pkt.py
@@ -105,10 +105,10 @@ if __name__ == '__main__':
     #add_tc_2_runlist(ebmmu.tc13())
     #add_tc_2_runlist(ebmmu.tc14())
     #add_tc_2_runlist(ebmmu.tc15())
-    add_tc_2_runlist(ebmmu.tc16())
+    #add_tc_2_runlist(ebmmu.tc16())
     #add_tc_2_runlist(ebmmu.tc17())
     #add_tc_2_runlist(ebmmu.tc18())
-    #add_tc_2_runlist(ebmmu.tc19())
+    add_tc_2_runlist(ebmmu.tc19())
 
     #add_tc_2_runlist(watchdog.tc1())
     #add_tc_2_runlist(watchdog.tc2())
diff --git a/tb/shinTest/testcase/ebmmu.py b/tb/shinTest/testcase/ebmmu.py
index f431428..8dd5e8e 100644
--- a/tb/shinTest/testcase/ebmmu.py
+++ b/tb/shinTest/testcase/ebmmu.py
@@ -4233,18 +4233,25 @@ def tc19():
     genPkt.addSubPkt(0x1000, 2, 0, 0x2, sm_size * 8 * 4, list(range(sm_size * 8 * 4)))
     genPkt.addSubPkt(0x2000, 2, 0, 0x0, 8 * 4, [0, ] * 32)
 
-    genPkt.addBeforeExc(genSlvSMWriteData(1, 1, sm_size, list(range(0, sm_size)))
+    genPkt.addBeforeExc(genMessageCode("\\n--写设备1数据")
+                       +genSlvSMWriteData(1, 1, sm_size, list(range(0, sm_size)))
                        +genSlvSMWriteData(1, 3, sm_size, list(range(0, sm_size * 2, 2)))
                        +genSlvSMWriteData(1, 5, sm_size, list(range(0, sm_size * 3, 3)))
                        +genSlvSMWriteData(1, 7, sm_size, list(range(0, sm_size * 4, 4)))
+
+                       +genMessageCode("\\n--写设备2数据")
                        +genSlvSMWriteData(2, 1, sm_size, list(range(0, sm_size * 5, 5)))
                        +genSlvSMWriteData(2, 3, sm_size, list(range(0, sm_size * 6, 6)))
                        +genSlvSMWriteData(2, 5, sm_size, list(range(0, sm_size * 7, 7)))
                        +genSlvSMWriteData(2, 7, sm_size, list(range(0, sm_size * 8, 8)))
+
+                       +genMessageCode("\\n--写设备3数据")
                        +genSlvSMWriteData(3, 1, sm_size, list(range(0, sm_size * 9, 9)))
                        +genSlvSMWriteData(3, 3, sm_size, list(range(0, sm_size * 8, 8)))
                        +genSlvSMWriteData(3, 5, sm_size, list(range(0, sm_size * 7, 7)))
                        +genSlvSMWriteData(3, 7, sm_size, list(range(0, sm_size * 6, 6)))
+
+                       +genMessageCode("\\n--写设备4数据")
                        +genSlvSMWriteData(4, 1, sm_size, list(range(0, sm_size * 5, 5)))
                        +genSlvSMWriteData(4, 3, sm_size, list(range(0, sm_size * 4, 4)))
                        +genSlvSMWriteData(4, 5, sm_size, list(range(0, sm_size * 3, 3)))
@@ -4256,18 +4263,25 @@ def tc19():
                        +genTrgTransPktCode(gen_file_def_ap, sm_idx)
                        +genReadAckPktCode(gen_file_def_ap, sm_idx)
 
+                       +genMessageCode("\\n--读设备1数据")
                        +genSlvSMReadData(1, 0, sm_size)
                        +genSlvSMReadData(1, 2, sm_size)
                        +genSlvSMReadData(1, 4, sm_size)
                        +genSlvSMReadData(1, 6, sm_size)
+
+                       +genMessageCode("\\n--读设备2数据")
                        +genSlvSMReadData(2, 0, sm_size)
                        +genSlvSMReadData(2, 2, sm_size)
                        +genSlvSMReadData(2, 4, sm_size)
                        +genSlvSMReadData(2, 6, sm_size)
+
+                       +genMessageCode("\\n--读设备3数据")
                        +genSlvSMReadData(3, 0, sm_size)
                        +genSlvSMReadData(3, 2, sm_size)
                        +genSlvSMReadData(3, 4, sm_size)
                        +genSlvSMReadData(3, 6, sm_size)
+
+                       +genMessageCode("\\n--读设备4数据")
                        +genSlvSMReadData(4, 0, sm_size)
                        +genSlvSMReadData(4, 2, sm_size)
                        +genSlvSMReadData(4, 4, sm_size)